Port ssl3_get_cert_status to CBS.

Change-Id: I18b68f32fceb0f9273f2d86ec201ebf9350103df
Reviewed-on: https://boringssl-review.googlesource.com/1166
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index 01afe68..ad51c8c 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -1438,7 +1438,7 @@
 	STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
 	X509_EXTENSIONS *tlsext_ocsp_exts;
 	/* OCSP response received or to be sent */
-	unsigned char *tlsext_ocsp_resp;
+	uint8_t *tlsext_ocsp_resp;
 	int tlsext_ocsp_resplen;
 
 	/* RFC4507 session ticket expected to be received or sent */